diff --git a/BUILD.md b/BUILD.md
index 282e03855..5376788b2 100644
--- a/BUILD.md
+++ b/BUILD.md
@@ -1,8 +1,20 @@
-# Electron application
+# General information
+
+- All the applications share the same library, which, for historical reasons, is in ReactNativeClient/lib. This library is copied to the relevant directories when builing each app.
+- The translations are built by running CliClient/build-translation.sh. For this reasons, it's generally better to get the CLI app to build first so that everything is setup correctly.
+
+## macOS dependencies
+
+    brew install yarn node xgettext
+    echo 'export PATH="/usr/local/opt/gettext/bin:$PATH"' >> ~/.bash_profile
+    source ~/.bash_profile
+
+## Linux and Windows dependencies
 
 - Install yarn - https://yarnpkg.com/lang/en/docs/install/
 - Install node v8.x (check with `node --version`) - https://nodejs.org/en/
-- Then run these commands:
+
+# Building the Electron application
 
 ```
 cd ElectronClient/app
@@ -17,10 +29,10 @@ That will create the executable file in the `dist` directory.
 
 From `/ElectronClient` you can also run `run.sh` to run the app for testing.
 
-# Mobile application
+# Building the Mobile application
 
 From `/ReactNativeClient`, run `npm install`, then `react-native run-ios` or `react-native run-android`.
 
-# Terminal application
+# Building the Terminal application
 
-From `/CliClient`, run `npm install` then run `run.sh`. If you get an error about `xgettext`, comment out the command `node build-translation.js --silent` in build.sh
+From `/CliClient`, run `npm install` then run `run.sh`. If you get an error about `xgettext`, comment out the command `node build-translation.js --silent` in build.sh
\ No newline at end of file
diff --git a/CliClient/app/app-gui.js b/CliClient/app/app-gui.js
index 6276f7bc4..39ec44a8b 100644
--- a/CliClient/app/app-gui.js
+++ b/CliClient/app/app-gui.js
@@ -321,6 +321,9 @@ class AppGui {
 			action: async () => {
 				if (this.widget('folderList').hasFocus) {
 					const item = this.widget('folderList').selectedJoplinItem;
+
+					if (!item) return;
+
 					if (item.type_ === BaseModel.TYPE_FOLDER) {
 						await this.processCommand('rmbook ' + item.id);
 					} else if (item.type_ === BaseModel.TYPE_TAG) {
@@ -339,6 +342,10 @@ class AppGui {
 			}
 		};
 
+		shortcuts['BACKSPACE'] = {
+			alias: 'DELETE',
+		};
+
 		shortcuts[' '] = {
 			friendlyName: 'SPACE',
 			description: () => _('Set a to-do as completed / not completed'),
@@ -765,7 +772,10 @@ class AppGui {
 				// -------------------------------------------------------------------------
 
 				const shortcutKey = this.currentShortcutKeys_.join('');
-				const cmd = shortcutKey in this.shortcuts_ ? this.shortcuts_[shortcutKey] : null;
+				let cmd = shortcutKey in this.shortcuts_ ? this.shortcuts_[shortcutKey] : null;
+
+				// If this command is an alias to another command, resolve to the actual command
+				if (cmd && cmd.alias) cmd = this.shortcuts_[cmd.alias];
 
 				let processShortcutKeys = !this.app().currentCommand() && cmd;
 				if (cmd && cmd.canRunAlongOtherCommands) processShortcutKeys = true;
diff --git a/CliClient/app/build-translation.js b/CliClient/app/build-translation.js
index f8d529cb8..5f878133b 100644
--- a/CliClient/app/build-translation.js
+++ b/CliClient/app/build-translation.js
@@ -68,8 +68,8 @@ function buildLocale(inputFile, outputFile) {
 }
 
 async function removePoHeaderDate(filePath) {
-	await execCommand('sed -i -e\'/POT-Creation-Date:/d\' "' + filePath + '"');
-	await execCommand('sed -i -e\'/PO-Revision-Date:/d\' "' + filePath + '"');
+	await execCommand('sed -i "" -e\'/POT-Creation-Date:/d\' "' + filePath + '"');
+	await execCommand('sed -i "" -e\'/PO-Revision-Date:/d\' "' + filePath + '"');
 }
 
 async function createPotFile(potFilePath, sources) {
diff --git a/ElectronClient/app/gui/MainScreen.jsx b/ElectronClient/app/gui/MainScreen.jsx
index 6042871e9..bd8e79c1e 100644
--- a/ElectronClient/app/gui/MainScreen.jsx
+++ b/ElectronClient/app/gui/MainScreen.jsx
@@ -185,7 +185,7 @@ class MainScreenComponent extends React.Component {
 
 			this.setState({
 				promptOptions: {
-					label: _('Set or clear alarm:'),
+					label: _('Set alarm:'),
 					inputType: 'datetime',
 					buttons: ['ok', 'cancel', 'clear'],
 					value: note.todo_due ? new Date(note.todo_due) : null,